?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.au=Fang%2C+ZL&rft.aufirst=ZL&rft.aulast=Fang&rft.issn=0168-8278&rft.pages=273+-+280&rft.title=Journal+of+Hepatology&rft.issue=2&rft.date=February+2009&rft.atitle=The+association+of+HBV+core+promoter+double+mutations+(A1762T+and+G1764A)+with+viral+load+differs+between+HBeAg+positive+and+anti-HBe+positive+individuals%3A+A+longitudinal+analysis&rft.volume=50&rft.genre=article